热连轧直接热装节能降耗生产实践  

Practice of energy saving by direct hot charging technology

作　　者：曹树卫[1] 王向松[1] 陈冬至[1] CAO Shu-wei;WANG Xiang-song;CHEN Dong-zhi(No.2 Steel Making ＆ Rolling Plant,Anyang Iron and Steel Co.,Ltd.,Anyang 455000,China)

机构地区：[1]安阳钢铁股份有限公司第二炼轧厂

出　　处：《轧钢》2018年第5期84-87,共4页Steel Rolling

摘　　要：安阳钢铁股份有限公司第二炼轧厂利用90%铸坯钢种成分适合于直接热装生产组织方式的优势,结合炼轧计划一体化管理、无缺陷高温连铸坯生产技术、直接热装铸坯加热工艺等技术的攻关,达到了理想的直接热装率,使铸坯平均在炉时间缩短10%以上,煤气消耗降低5%,氧化烧损降至0.8%-1.0%,从而达到节能降耗的目的。Taking the advantage of 95% products being fit for direct hot charging and rolling in No.2 Steel Making Rolling Plant of Anyang Iron and Steel Co.,Ltd.,this energy-saving and cost-reducing technology was put into practice with the achievement of integration management of steelmaking and rolling,zero defect casting slab technology and direct hot charging technology.The average in-furnace time was reduced 10%,the gas consumption was cut down 5%,and the loss of scale was decreased to 0.8%-1.0%.

关 键 词：热连轧 直接热装 炼轧计划一体化管理 高温无缺陷铸坯 节能降耗 

分 类 号：TG338[金属学及工艺—金属压力加工]